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Quizzes > Mathematics > Advanced Math

Can You Recall All 300 Digits of Pi? Take the Quiz!

Ready for the 300 Digits of Pi Test? Start the Pi Quiz Now!

Difficulty: Moderate
2-5mins
Learning OutcomesCheat Sheet
Paper art illustration for a pi memory challenge quiz on a teal background

This digits of pi quiz helps you recall the first 300 digits in order with a timer. Type each digit, keep pace, and see where you slip so you can improve fast; for extra practice, see tips and practice for memorizing pi .

What is the first digit after the decimal point in pi?
4
3
1
2
The decimal expansion of pi begins 3.1… so the first digit after the decimal is 1. Memorizing this fundamental fact is the first step in recalling more digits of pi. For a full list of digits, see .
What is the second digit after the decimal point in pi?
1
4
9
5
Pi starts as 3.14…, so the second digit after the decimal is 4. This sequence forms the iconic '3.14' approximation. More decimals can be found at .
What is the fourth digit after the decimal point in pi?
2
1
5
9
Pi's decimal expansion is 3.1415…, making the fourth digit after the decimal 5. This follows the well-known sequence 3.1415. For verification, visit .
What is the fifth digit after the decimal point in pi?
9
2
3
6
After 3.1415, pi continues as 3.14159…, so the fifth digit after the decimal is 9. This gives the familiar 3.14159 approximation. See more at .
What is the sixth digit after the decimal point in pi?
6
5
3
2
The sequence of pi begins 3.141592…, making the sixth digit after the decimal 2. This continues the well-known start of pi. For full details, refer to .
What is the seventh digit after the decimal point in pi?
8
6
3
5
Pi expands as 3.1415926…, so the seventh digit after the decimal is 6. This is part of the core sequence used in many mnemonic devices. More digits are listed at .
What is the eighth digit after the decimal point in pi?
5
9
1
2
Continuing 3.14159265…, the eighth digit after the decimal is 5. This sequence is part of the first ten digits of pi. See the complete list at .
What is the ninth digit after the decimal point in pi?
6
3
5
8
Pi's digits go 3.141592653…, making the ninth digit after the decimal 3. Mastering this helps build longer memorization. Full decimals are on .
What is the tenth digit after the decimal point in pi?
2
5
9
8
Following 3.141592653, the next digit makes it 3.1415926535…, so the tenth digit after the decimal is 5. Visit for more.
What is the eleventh digit after the decimal point in pi?
3
8
9
7
Pi's decimals run 3.14159265358…, so the eleventh digit after the decimal is 8. Memorizing beyond ten places is a significant challenge. See the extended sequence at .
What is the twelfth digit after the decimal point in pi?
1
9
2
6
After 3.14159265358, pi continues 3.141592653589…, making the twelfth digit after the decimal 9. Explore more digits at .
What is the thirteenth digit after the decimal point in pi?
5
3
7
9
Pi's expansion is 3.1415926535897…, so the thirteenth digit after the decimal is 7. This level of recall shows serious memorization skill. See full digits at .
What is the fourteenth digit after the decimal point in pi?
9
4
2
1
Following 3.1415926535897, pi reads 3.14159265358979…, so the fourteenth digit after the decimal is 9. This sequence is part of advanced memorization challenges. More at .
What is the fifteenth digit after the decimal point in pi?
3
8
5
6
Continuing the sequence, 3.141592653589793…, the fifteenth digit after the decimal is 3. Achieving fifteen-place recall is a serious memory feat. For more digits, visit .
What is the 100th digit after the decimal point in pi?
1
7
9
2
The 100th decimal digit of pi is 9, a challenging position to recall without significant practice. Confirm this in comprehensive digit tables which list pi to many decimal places. For verification, see .
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Study Outcomes

  1. Recall the first 300 digits of pi in order -

    Implement sequential memory techniques to accurately reproduce the digits of pi up to the 300th decimal place.

  2. Apply mnemonic strategies -

    Use proven memory aids during the digits of pi quiz to strengthen your ability to encode and retrieve long numeric sequences.

  3. Analyze recurring patterns -

    Identify and examine digit groupings within the 300 digits of pi to streamline your recall process in this pi digits test.

  4. Assess your recall accuracy -

    Compare your responses against the correct sequence to evaluate performance and identify areas for improvement in your digits of pi test.

  5. Enhance long-term retention -

    Adopt reinforcement techniques to maintain the 300 digits of pi in your long-term memory beyond the initial quiz challenge.

Cheat Sheet

  1. Definition and Historical Significance of π -

    Understanding π as the ratio of a circle's circumference to its diameter is crucial for any digits of pi quiz. Tracing its history from Archimedes' polygonal approximations to modern algorithms at MIT highlights both its mathematical depth and the innovation behind the 300 digits of pi challenge.

  2. Chunking Technique for Memory -

    Breaking down the 300 digits of pi into manageable 5 - 10 digit segments leverages cognitive research from the University of California on working memory limits. By practicing each chunk until it's automatic, you'll accelerate recall during your next digits of pi test or pi quiz.

  3. PAO Mnemonic System -

    The Person-Action-Object method, endorsed by memory champions and NASA training programs, assigns vivid images to three-digit groups of π. Creating a memorable story for each group makes remembering all 300 digits of pi both engaging and effective.

  4. Spaced Repetition for Mastery -

    Utilizing spaced-repetition software like Anki or Quizlet, supported by studies in the Journal of Cognitive Psychology, ensures long-term retention of the pi digits test. Scheduling review sessions at expanding intervals will cement each set of digits into your long-term memory.

  5. Application in Key Formulas -

    Reinforce your recall by using π in essential equations such as the area of a circle (A=πr²) or Euler's identity (e^(iπ)+1=0), as taught at the Mathematical Association of America. Applying the digits in real-world problems deepens understanding and boosts confidence in any digits of pi quiz.

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